SUNSUN HBL 701

Optimize your aquarium’s clarity with the Sunsun HBL-701, a highly efficient, space-saving hang-on-back (HOB) slim filter designed for small to medium aquatic setups. Perfect for aquascapers who want to maximize interior tank space, this sleek external filter mounts directly onto the rim of your aquarium glass, delivering powerful multi-stage filtration without disrupting your natural layout.

Equipped with a built-in surface skimmer, it effectively removes oily surface films to ensure pristine water clarity and maximum gas exchange.

Key Features & Benefits

Integrated Surface Skimmer: Automatically adjusts to your water level to skim away organic film, dust, and debris, keeping the water surface crystal clear.

Multi-Stage Filtration: Includes multi-layered filter pads that provide comprehensive mechanical and physical filtration while offering surface area for beneficial biological cycling.

Adjustable Flow Rate: Features an easy-to-use flow control valve so you can effortlessly dial down the output for delicate fish, dwarf shrimp, or heavily planted tanks.

Ultra-Slim, Quiet Design: Engineered with a dampening motor structure that ensures quiet operation while maintaining a low-profile aesthetic that blends into the background.

Technical Specifications

Flow Rate: Powerful 600 liters per hour (LPH)

Power Consumption: Energy-efficient 8W

Suitable For: Aquariums up to 60–80 liters

Features: Built-in surface skimmer inlet, adjustable intake pipe extension